Why isn’t this apartheid being called out?

But why didn’t Tony Abbott rule it out? Why don’t Mundine and Wyatt rule it out as racist rather than unhelpful?:

24 hours and talking has just begun Andrew Bolt is railing about talking. The man wishes he has an ear to the tent so he can direct what and how things can be discussed. Take a deep breath Bolt and hold it. We know you are fully informed about Aparthied. Talking starts somewhere  lecturing goes nowhere. Listening is a skill you lack in spades.